THIS WAS USED ON THE AUTO'S 300P MAY SUB ? @ *SPRING, SHIFT_DRUM Z50_CT70_ATC70 XR50_XR70_CRF50/70 MOST ALL 50CC AND 70CC 24435-171-000 24435-GB5-671 1/21M (300P)SHIFT DRUM SPRING SOME STOCK IS OLD AND LOOKS USED, BUT IT IS NOT!! 300P